中洛输油管道总传热系数测试与分析

Calculation and Analysis on the Overall Heat-Transfer Coefficient of Zhongmu—Luoyang Oil Pipeline

摘要: 叙述了中洛输油管道总传热系数的测试原理、使用仪器仪表、测点布置及整个测试过程。通过对测试结果进行分析, 找出了影响中洛输油管道总传热系数的主要因素。

Abstract: The paper describes the calculation and measurement of overall heat-transfer coefficient, instruments, distribution of survey points, and the whole measurement process. Through analyzing the measured results, it is concluded that the changing water content and temperature of soil decline the overall heat-transfer coefficient.